[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

mrl586, the issue you are reporting is an upstream one. Could you please report this problem following the instructions verbatim at https://wiki.ubuntu.com/Bugs/Upstream/kernel to the appropriate mailing list (TO Daniel Vetter, Dan Carpenter, Dave Airlie, and Alex Deucher CC dri-devel) Please

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

I have tested kernel 4.4.0 but same bug is still here. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO Brazos] suspend/resume failure To manage notifications about this bug go

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

177cf92de4aa97ec1435987e91696ed8b5023130 is the first bad commit commit 177cf92de4aa97ec1435987e91696ed8b5023130 Author: Daniel Vetter Date: Tue Apr 1 22:14:59 2014 +0200 drm/crtc-helpers: fix dpms on logic This was introduced in commit

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

** Attachment added: "git-bisect.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1531105/+attachment/4551816/+files/git-bisect.log ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

mrl586, lastly, could you please test the latest mainline kernel via http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4-wily/ and advise to the results? ** Tags removed: needs-bisect ** Tags added: bisect-done ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

** Tags removed: need-duplicate-check -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO Brazos] suspend/resume failure To manage notifications about this bug go to:

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

mrl586, the next step is to fully commit bisect from kernel 3.14 to 4.3 in order to identify the last good kernel commit, followed immediately by the first bad one. This will allow for a more expedited analysis of the root cause of your issue. Could you please do this following

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

According to my test results both 3.14 (3.14.58) and 3.15 (3.15.10) are good kernel branch. I think that problem is somewhere in 3.16 kernel branch. With kernels 3.16rc1 and 3.16rc2 I can see only blinking cursor, but it seems that resuming from suspend mode working with those kernels. Kernel

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

It seems that this bug also exist in 64bit software environment. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO Brazos] suspend/resume failure To manage notifications about

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

mrl586, in order to rule out an architecture issue, could you please test this with the x64 live environment via http://cdimage.ubuntu.com /daily-live/current/xenial-desktop-amd64.iso ? No need to add attachments, just test with it and make a comment if it worked or not. -- You received this

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

Should we enable thinkpad_acpi kernel module with this laptop? According to attached files it is not enabled. I know that this laptop is not real thinkpad, but maybe this kernel module will change situation in some way. -- You received this bug notification because you are a member of Ubuntu

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

mrl586, as per http://support.lenovo.com/us/en/products/Laptops-and- netbooks/IdeaPad-S-Series-netbooks/IdeaPad-S205? an update to your computer's buggy and outdated BIOS is available (24). If you update to this following https://help.ubuntu.com/community/BIOSUpdate does it change anything? For

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

Did you know any working BIOS upgrade method for non-Windows system? Like LiveCD? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO Brazos] suspend/resume failure To manage

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

I have successfully flashed 4BCN24WW based modified BIOS using BartPE live environment, but it is not solve this resume/suspend problem (tested with latest upstream mainline kernel). tux@S205:~$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date 4BCN24WW 08/10/2011 **

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

mrl586, to clarify, which version of upstream did you test precisely? ** Tags removed: bios-outdated-4bcn24ww ** Tags added: latest-bios-4bcn24ww ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs,

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

4.4 rc8 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO Brazos] suspend/resume failure To manage notifications about this bug go to:

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

mrl586, could you please provide the missing information following https://wiki.ubuntu.com/DebuggingKernelSuspend ? ** Tags added: kernel-bug-exists-upstream-4.4-rc8 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

[2.442343] Magic number: 0:879:178 [2.442354] hash matches /home/kernel/COD/linux/drivers/base/power/main.c:1065 [2.442470] acpi device:0e: hash matches [2.442486] platform: hash matches -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

Before I can start boot process after suspend I must remove battery and take AC/DC adapter off, otherwise I can see only blank screen. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title:

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

After suspending this laptop ssh server is not available before hard boot (see comment 14). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO Brazos] suspend/resume failure To

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

** Attachment added: "wakeup" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1531105/+attachment/4545360/+files/wakeup -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

** Attachment added: "dmesg.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1531105/+attachment/4545369/+files/dmesg.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title:

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

Without AC/DC adapter suspend and resume works normally with kernel 4.4rc8, but with AC/DC adapter it doesn't. Actually suspend seems works with AC/DC adaptor but not resuming from suspend mode. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem? Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.4

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

I have tested the latest mainline kernel 4.4.0-040400rc8-generic and I can reproduce this bug with that kernel. ** Tags added: kernel-bug-exists-upstream ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of

[Bug 1531105] Re: [LENOVO Brazos] suspend/resume failure

The latest fully working upstream kernel is 3.14.58 and also trusty default kernel 3.13.x working perfectly. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1531105 Title: [LENOVO Brazos]